CA1159583A - Figure displaying device - Google Patents

Figure displaying device

Info

Publication number
CA1159583A
CA1159583A CA000353764A CA353764A CA1159583A CA 1159583 A CA1159583 A CA 1159583A CA 000353764 A CA000353764 A CA 000353764A CA 353764 A CA353764 A CA 353764A CA 1159583 A CA1159583 A CA 1159583A
Authority
CA
Canada
Prior art keywords
data
picture elements
outputs
horizontal scanning
sets
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000353764A
Other languages
English (en)
French (fr)
Inventor
Kunihiro Okada
Kazuyuki Kodama
Yasutaka Shibuya
Takeyuki Endo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of CA1159583A publication Critical patent/CA1159583A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/42Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of patterns using a display memory without fixed position correspondence between the display memory contents and the display position on the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
CA000353764A 1979-06-13 1980-06-11 Figure displaying device Expired CA1159583A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7358579A JPS55166687A (en) 1979-06-13 1979-06-13 Graphic display unit
JP73585/1979 1979-06-13

Publications (1)

Publication Number Publication Date
CA1159583A true CA1159583A (en) 1983-12-27

Family

ID=13522522

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000353764A Expired CA1159583A (en) 1979-06-13 1980-06-11 Figure displaying device

Country Status (3)

Country Link
US (1) US4447809A (enrdf_load_stackoverflow)
JP (1) JPS55166687A (enrdf_load_stackoverflow)
CA (1) CA1159583A (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960487A (ja) * 1982-09-29 1984-04-06 フアナツク株式会社 カラ−デイスプレイ装置
US4586037A (en) * 1983-03-07 1986-04-29 Tektronix, Inc. Raster display smooth line generation
US4679038A (en) * 1983-07-18 1987-07-07 International Business Machines Corporation Band buffer display system
US4771275A (en) * 1983-11-16 1988-09-13 Eugene Sanders Method and apparatus for assigning color values to bit map memory display locations
US4623881A (en) 1983-12-29 1986-11-18 Arnold Mark G Method and apparatus for increasing the number of characters per line in a digitally generated display on a limited bandwidth raster scanned device
US4851834A (en) * 1984-01-19 1989-07-25 Digital Equipment Corp. Multiport memory and source arrangement for pixel information
JPS60165696A (ja) * 1984-02-08 1985-08-28 株式会社アスキ− デイスプレイコントロ−ラ
US4677574A (en) * 1984-08-20 1987-06-30 Cromemco, Inc. Computer graphics system with low memory enhancement circuit
US4704605A (en) * 1984-12-17 1987-11-03 Edelson Steven D Method and apparatus for providing anti-aliased edges in pixel-mapped computer graphics
US4663619A (en) * 1985-04-08 1987-05-05 Honeywell Inc. Memory access modes for a video display generator
US4672368A (en) * 1985-04-15 1987-06-09 International Business Machines Corporation Raster scan digital display system
FR2588405B1 (fr) * 1985-10-08 1991-03-29 Thomson Csf Dispositif d'affichage graphique
US4758965A (en) * 1985-10-09 1988-07-19 International Business Machines Corporation Polygon fill processor
US4843380A (en) * 1987-07-13 1989-06-27 Megatek Corporation Anti-aliasing raster scan display system
US4991122A (en) * 1987-10-07 1991-02-05 General Parametrics Corporation Weighted mapping of color value information onto a display screen
US4897803A (en) * 1987-11-23 1990-01-30 Xerox Corporation Address token based image manipulation
US5065149A (en) * 1989-11-09 1991-11-12 Document Technologies, Inc. Scanned document image resolution enhancement
US5974174A (en) * 1996-09-26 1999-10-26 Victor Company Of Japan, Ltd. Picture-information processing apparatus
JP3558497B2 (ja) * 1997-07-03 2004-08-25 松下電器産業株式会社 エッヂキー発生方法およびエッヂキー発生装置
US20090073178A1 (en) * 2006-03-17 2009-03-19 Nxp B.V. Compressing scheme using qualifier watermarking and apparatus using the compression scheme for temporarily storing image data in a frame memory

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3426344A (en) * 1966-03-23 1969-02-04 Rca Corp Character generator for simultaneous display of separate character patterns on a plurality of display devices
US3585627A (en) * 1967-09-01 1971-06-15 Raytheon Co Character generator
DE2144935C3 (de) * 1970-09-09 1975-10-02 Hitachi, Ltd., Tokio Farbsichtanzeigegerät
US3821730A (en) * 1973-06-14 1974-06-28 Lektromedia Ltd Method and apparatus for displaying information on the screen of a monitor
JPS5440176B2 (enrdf_load_stackoverflow) * 1973-11-05 1979-12-01
JPS5440339B2 (enrdf_load_stackoverflow) * 1974-10-11 1979-12-03
US4121283A (en) * 1977-01-17 1978-10-17 Cromemco Inc. Interface device for encoding a digital image for a CRT display
GB1598343A (en) * 1977-04-04 1981-09-16 Int Computers Ltd Display systems

Also Published As

Publication number Publication date
JPS6230435B2 (enrdf_load_stackoverflow) 1987-07-02
JPS55166687A (en) 1980-12-25
US4447809A (en) 1984-05-08

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Legal Events

Date Code Title Description
MKEX Expiry